<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>boder_radius.html</title>
<link rel="stylesheet"href="../css/border_radius.css">
</head>
<body>
<h1>block</h1>
<div id='div1'class="div_class1">DIV</div>
<div id='div2'class="div_class1">DIV</div>
<div id='div3'class="div_class1">DIV</div>

<h1>inline-block</h1>
<div id='div4'class="div_class2">DIV</div>
<div id='div5'class="div_class2">DIV</div>
<div id='div6'class="div_class2">DIV</div>
<div id='div7'class="div_class2">DIV</div>

</body>
</html>